25490540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{11279}}^1$

素因数の和:11401

約数の個数: 24

約数和(自身を含む): 54008640

約数和(自身を除く): 28518100

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 11279, 22558, 45116, 56395, 112790, 225580, 1274527, 2549054, 5098108, 6372635, 12745270, 25490540]

約数ペア:

[(1, 25490540), (2, 12745270), (4, 6372635), (5, 5098108), (10, 2549054), (20, 1274527), (113, 225580), (226, 112790), (452, 56395), (565, 45116), (1130, 22558), (2260, 11279)]